CN202713916U - Lubricating circulating system in micro-tillage machine - Google Patents
Lubricating circulating system in micro-tillage machine Download PDFInfo
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- CN202713916U CN202713916U CN 201220422459 CN201220422459U CN202713916U CN 202713916 U CN202713916 U CN 202713916U CN 201220422459 CN201220422459 CN 201220422459 CN 201220422459 U CN201220422459 U CN 201220422459U CN 202713916 U CN202713916 U CN 202713916U
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- transmission shaft
- power transmission
- oil duct
- upper shell
- tillage machine
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Abstract
The utility model discloses a lubricating circulating system in a micro-tillage machine. The lubricating circulating system in the micro-tillage machine comprises an upper shell body which is arranged on the upper portion and a lower shell body which is arranged on the lower portion, a space which is encircled by the upper shell body and a space which is encircled by the lower shell body are communicated with each other and form a closed space, and lubricating oil is filled in the closed space. A clutch and a transmission are arranged in the upper shell body, and a transmission shaft is arranged in the lower shell body. The clutch and the transmission are connected in transmission mode, and the transmission shaft is connected with the transmission in transmission mode. An improvement includes that helical blades which extend axially along the axial direction of the transmission shaft are arranged outside the transmission shaft. The lubricating circulating system in the micro-tillage machine has the advantages that the lubricating oil in the micro-tillage machine can circulate and flow so that high-temperature lubricating oil and low-temperature lubricating oil conduct full heat exchange, heat accumulation of a fixed region in equipment is avoided, and service life of the equipment is prolonged, and running effect is improved.
Description
Technical field
The utility model relates to a kind of farm equipment, relates in particular to lubricating circulatory system in a kind of mini-size tillage machine.
Background technology
Clutch, speed changer and power transmission shaft all are the basic elements of character on the mini-size tillage machine commonly used, and they are encapsulated in the housing of mini-size tillage machine, consider for 26S Proteasome Structure and Function, general mini-size tillage machine all with clutch and gearbox arrangement in top, power transmission shaft is arranged in the bottom; For clutch, speed changer and power transmission shaft being lubricated and lowering the temperature, also filled lubricating oil in the housing; The problem that aforesaid mini-size tillage machine exists is: because the rotating speed of all parts is different, the heat that distributes when causing all parts work is different, wherein, the rotating speed of clutch and speed changer is higher, cause clutch and speed changer lubricating oil temperature on every side also higher, rotating speed of transmission shaft is lower, the lubricating oil temperature of power transmission shaft position is also relatively low, although lubricating oil can heat conduction, but because the lubricating oil of high temperature concentrates on top, the lubricating oil of low temperature concentrates on the bottom, therefore between the lubricating oil on the lubricating oil of bottom and top convection current can't occur, therefore cause heat at mini-size tillage machine top bulk deposition, this just causes negative effect to service life and the operational effect of all parts.
The utility model content
For the problem in the background technology, the utility model proposes lubricating circulatory system in a kind of mini-size tillage machine, comprise the upper shell that is arranged at top and the lower house that is arranged at the bottom, upper shell and lower house enclosed space interconnect and form enclosure space, are filled with lubricating oil in this enclosure space; Wherein, be provided with clutch and speed changer in the upper shell, be provided with power transmission shaft in the lower house; Clutch and speed changer are in transmission connection, and power transmission shaft and speed changer are in transmission connection; Its improvement is: power transmission shaft is outside equipped with along the axially extended helical blade of power transmission shaft.After adopting aforementioned structure, during the equipment operation, helical blade is with the power transmission shaft rotating in same direction: when helical blade is upwards pumped the lubricating oil of bottom, force between the high temperature grease on the subzero oil of bottom and top forced convertion occurs, improve the heat transference efficiency of lubricating oil inside, the lubricating oil temperature of high-temperature region is reduced; When helical blade is pumped the lubricating oil on top downwards, force between the subzero oil of the high temperature grease on top and bottom forced convertion occurs, the heat transference efficiency that has similarly improved lubricating oil inside is reduced the lubricating oil temperature of high-temperature region; Simultaneously, helical blade has also played the effect of agitator, and under the stirring action of helical blade, the heat exchanger effectiveness of lubricating oil inside also is improved, thereby avoids heat at some regional bulk deposition of device interior, improves life-span and the operational effect of parts.
Based on aforesaid scheme, the utility model has also been done following improvement: helical blade and power transmission shaft are overall structure.This integrally-built helical blade and power transmission shaft can effectively reduce the processing cost of parts, are applicable to the manufacturing of new equipment.
Aforesaid helical blade and power transmission shaft also can adopt following version: helical blade and power transmission shaft are split-type structural, and helical blade is arranged at a sleeve outer surface, and jacket casing is connected on outside the power transmission shaft, and sleeve is fixedly connected with power transmission shaft, rotating in same direction.The helical blade of this split-type structural and power transmission shaft, although need to process respectively two kinds of parts, this structure goes for existing mini-size tillage machine is carried out upgrading, and the performance of old-fashioned mini-size tillage machine is got a promotion.
In order to improve the convection effects of lubricating oil, the utility model has also been done following improvement: the gap of helical blade and lower house inwall is 0.5-1mm.This little gap arranges, and can make helical blade more effectively push lubricating oil, and the amount of flow of lubricating oil is increased, thereby improves convection effects.
In the existing mini-size tillage machine structure, in order fully to improve the availability of structure, be provided with projection on the inwall at its upper shell middle part, this projection provides supporting for speed changer; The link position place of upper shell and lower house is provided with bearing block, and bearing block provides supporting for the power transmission shaft upper end; The utility model has also been used for reference these conventional settings.
Last paragragh has been addressed projection and the bearing block that play supporting role in the mini-size tillage machine, although these structures have utilized existing structure that supporting is provided fully, but they have also brought some counter productives thereupon, wherein, projection in the upper shell is when playing support effects, also limited flowing of lubricating oil, cause lubricating oil to flow in the slit between parts, flow efficiency is very low, similarly, bearing block has also objectively limited flowing of lubricating oil, and lubricating oil also can only flow in the slit between parts, the flowability that this has reduced lubricating oil greatly makes heat exchanger effectiveness very low; For foregoing problems, the utility model has also been done following improvement: the projection in the upper shell is divided into left chamber and right chamber with the upper shell inner chamber, is provided with the first oil duct and the second oil duct on the bearing block, and the first oil duct is communicated with lower housing cavity and left chamber; The position corresponding with the second oil duct on the upper shell is provided with the 3rd oil duct, and the second oil duct and the 3rd oil duct are interconnected, and is communicated with by the second oil duct, the 3rd oil duct between right chamber and the lower housing cavity; After adopting this improvement, lubricating oil can flow in each chamber rapidly by three oil ducts, has improved the flowability of lubricating oil, has improved to opinion the efficient of heat exchange.
In order further to improve the effect of heat exchange, the utility model has also been done following improvement: the first oil duct and the second oil duct circumferentially are symmetrical arranged along bearing block.
Useful technique effect of the present utility model is: the lubricating oil in the mini-size tillage machine is circulated, make high temperature grease and subzero oil carry out sufficient heat exchange, avoid the FX generation heat build-up in the equipment, improve life-span and the operational effect of equipment.
Description of drawings
Fig. 1, existing structure schematic diagram;
Fig. 2, structural profile floor map of the present utility model;
Fig. 3, structural profile schematic perspective view of the present utility model;
The corresponding parts of each mark are respectively among the figure: upper shell 1, lower house 2, power transmission shaft 4, speed changer 5, helical blade 6, bearing block 7, the first oil duct 8, the second oil duct 9, the 3rd oil duct 10.
Embodiment
Lubricating circulatory system in a kind of mini-size tillage machine comprises the upper shell 1 that is arranged at top and the lower house 2 that is arranged at the bottom, and upper shell 1 and lower house 2 enclosed spaces interconnect and form enclosure space, are filled with lubricating oil in this enclosure space; Wherein, be provided with clutch and speed changer 5 in the upper shell 1, be provided with power transmission shaft 4 in the lower house 2; Clutch and speed changer 5 are in transmission connection, and power transmission shaft 4 is in transmission connection with speed changer 5; Its improvement is: power transmission shaft 4 is outside equipped with along power transmission shaft 4 axially extended helical blades 6.
The operation principle of aforementioned structure is: clutch arrives speed changer 5 with the transmission of power of internal combustion engine output, power is undertaken being delivered to power transmission shaft 4 upper ends after speed governing is processed by speed changer 5, the impeller of power transmission shaft 4 lower ends and arable land usefulness is in transmission connection, the walking of driving mini-size tillage machine, and finish in the process of walking the operation of ploughing; After having added helical blade 6, helical blade 6 is followed power transmission shaft 4 and is rotated together, when helical blade 6 is upwards pumped the lubricating oil of bottom, force between the high temperature grease on the subzero oil of bottom and top forced convertion occurs, improve the heat transference efficiency of lubricating oil inside, the lubricating oil temperature of high-temperature region is reduced; When helical blade 6 is pumped the lubricating oil on top downwards, force between the subzero oil of the high temperature grease on top and bottom forced convertion occurs, the heat transference efficiency that has similarly improved lubricating oil inside is reduced the lubricating oil temperature of high-temperature region; Simultaneously, helical blade 6 has also played the effect of agitator, and under the stirring action of helical blade 6, the heat exchanger effectiveness of lubricating oil inside also is improved, thereby avoids heat at upper shell 1 inner bulk deposition, improves life-span and the operational effect of parts.
The version of helical blade 6 and power transmission shaft 4, can adopt following two kinds: one, helical blade 6 and power transmission shaft 4 are overall structure, this structure is one-body molded with helical blade 6 and power transmission shaft 4 when making, cost of manufacture is lower, and the equipment that is suitable for coming of new uses.They are two years old, helical blade 6 and power transmission shaft 4 are split-type structural, helical blade 6 is arranged at a sleeve outer surface, jacket casing is connected on outside the power transmission shaft 4, and sleeve is fixedly connected with power transmission shaft 4, rotating in same direction, and this structure need to be carried out independent processing to helical blade 6 and power transmission shaft 4, if but be applied to rebuilding old equipment, then only need make helical blade 6 and sleeve and get final product, this gets a promotion the performance of equipment so that existing equipment also can install helical blade 6 additional.
In order to improve the operating efficiency of helical blade 6, the utility model has also proposed the following parameter plan of establishment: helical blade 6 is 0.5-1mm with the gap of lower house 2 inwalls, this can make the operating efficiency of helical blade 6 be maximized, and improves the flow efficiency of lubricating oil.
In the prior art, in order to provide supporting to parts, and the availability that improves structure, also be provided with projection on the inwall at existing upper shell 1 middle part, this projection provides supporting for speed changer 5, and the link position place of upper shell 1 and lower house 2 also is provided with bearing block 7 simultaneously, and bearing block 7 provides supporting for power transmission shaft 4 upper ends, similarly, corresponding position of the present utility model place has also adopted aforesaid projection and bearing block 7 structures.
Although aforesaid projection and bearing block 7 structures have reasonably utilized existing structure to come to provide support for parts, but objectively limited the flow rate of lubricating oil, cause lubricating oil between left chamber and the right chamber and the flow efficiency variation between upper shell 1 and the lower house 2, in order to address this problem, the utility model has also proposed following improvement project: the projection in the upper shell 1 is divided into left chamber and right chamber with upper shell 1 inner chamber, be provided with the first oil duct 8 and the second oil duct 9, the first oil ducts 8 connection lower house 2 inner chambers and left chamber on the bearing block 7; The position corresponding with the second oil duct 9 on the upper shell 1 is provided with the 3rd oil duct 10, the second oil ducts 9 and the 3rd oil duct 10 and is interconnected, and is communicated with by the second oil duct 9, the 3rd oil duct 10 between right chamber and lower house 2 inner chambers.The first oil duct 8, the second oil duct 9 and the 3rd oil duct 10 have increased the flow channel between each chamber, and lubricating oil can be flowed between each chamber efficiently, have improved the efficient of heat exchange.
In order further to improve the efficient of heat exchange, the utility model has also been done following improvement: the first oil duct 8 and the second oil duct 9 circumferentially are symmetrical arranged along bearing block 7.
Claims (7)
1. lubricating circulatory system in the mini-size tillage machine, comprise the upper shell (1) that is arranged at top and the lower house (2) that is arranged at the bottom, upper shell (1) and lower house (2) enclosed space interconnect and form enclosure space, are filled with lubricating oil in this enclosure space; Wherein, be provided with clutch and speed changer (5) in the upper shell (1), be provided with power transmission shaft (4) in the lower house (2); Clutch and speed changer (5) are in transmission connection, and power transmission shaft (4) is in transmission connection with speed changer (5); It is characterized in that: power transmission shaft (4) is outside equipped with along the axially extended helical blade of power transmission shaft (4) (6).
2. lubricating circulatory system in the mini-size tillage machine according to claim 1, it is characterized in that: helical blade (6) and power transmission shaft (4) are overall structure.
3. lubricating circulatory system in the mini-size tillage machine according to claim 1, it is characterized in that: helical blade (6) and power transmission shaft (4) are split-type structural, helical blade (6) is arranged at a sleeve outer surface, jacket casing is connected on outside the power transmission shaft (4), and sleeve is fixedly connected with power transmission shaft (4), rotating in same direction.
4. according to claim 1, lubricating circulatory system in the 2 or 3 described mini-size tillage machines, it is characterized in that: helical blade (6) is 0.5-1mm with the gap of lower house (2) inwall.
5. lubricating circulatory system in the mini-size tillage machine according to claim 1, it is characterized in that: be provided with projection on the inwall at upper shell (1) middle part, this projection is that speed changer (5) provides supporting; The link position place of upper shell (1) and lower house (2) is provided with bearing block (7), and bearing block (7) provides supporting for power transmission shaft (4) upper end.
6. lubricating circulatory system in the mini-size tillage machine according to claim 5, it is characterized in that: the projection in the upper shell (1) is divided into left chamber and right chamber with upper shell (1) inner chamber, be provided with the first oil duct (8) and the second oil duct (9) on the bearing block (7), the first oil duct (8) is communicated with lower house (2) inner chamber and left chamber; The upper position corresponding with the second oil duct (9) of upper shell (1), be provided with the 3rd oil duct (10), the second oil duct (9) and the 3rd oil duct (10) are interconnected, and are communicated with by the second oil duct (9), the 3rd oil duct (10) between right chamber and lower house (2) inner chamber.
7. lubricating circulatory system in the mini-size tillage machine according to claim 6, it is characterized in that: the first oil duct (8) and the second oil duct (9) circumferentially are symmetrical arranged along bearing block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220422459 CN202713916U (en) | 2012-08-24 | 2012-08-24 | Lubricating circulating system in micro-tillage machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220422459 CN202713916U (en) | 2012-08-24 | 2012-08-24 | Lubricating circulating system in micro-tillage machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202713916U true CN202713916U (en) | 2013-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220422459 Expired - Fee Related CN202713916U (en) | 2012-08-24 | 2012-08-24 | Lubricating circulating system in micro-tillage machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202713916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808934A (en) * | 2012-08-24 | 2012-12-05 | 大足县生产力促进中心 | Lubrication circulating system in mini-tiller |
-
2012
- 2012-08-24 CN CN 201220422459 patent/CN202713916U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808934A (en) * | 2012-08-24 | 2012-12-05 | 大足县生产力促进中心 | Lubrication circulating system in mini-tiller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHONGQING AOLITAI HARDWARE RESEARCH AND DEVELOPMEN Free format text: FORMER OWNER: DAZU COUNTY PRODUCTIVITY PROMOTION CENTER Effective date: 20130916 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 402360 DAZU, CHONGQING TO: 402368 DAZU, CHONGQING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130916 Address after: 402368 Chongqing Dazu Dragon Town Hardware Technology Park Patentee after: Chongqing Aolitai Hardware Development Co Ltd Address before: 402360 Chongqing Dazu party and government office center room 0612 Patentee before: Dazu County Productivity Promotion Center |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20140824 |
|
| EXPY | Termination of patent right or utility model |